| 1 | //
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
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| 3 | //
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| 4 | // The contents of this file are covered under the licence agreement in the
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| 5 | // file "LICENCE" distributed with Cforall.
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| 6 | //
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| 7 | // InitializerNode.cc --
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| 8 | //
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| 9 | // Author : Rodolfo G. Esteves
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| 10 | // Created On : Sat May 16 13:20:24 2015
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| 11 | // Last Modified By : Andrew Beach
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| 12 | // Last Modified On : Tue Apr 4 11:18:00 2023
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| 13 | // Update Count : 27
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| 14 | //
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| 15 |
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| 16 | #include "InitializerNode.h"
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| 17 |
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| 18 | #include <iostream> // for operator<<, ostream, basic_ostream
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| 19 | #include <list> // for list
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| 20 | #include <string> // for operator<<, string
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| 21 |
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| 22 | #include "AST/Expr.hpp" // for Expr
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| 23 | #include "AST/Init.hpp" // for Designator, Init, ListInit, Sing...
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| 24 | #include "Common/SemanticError.h" // for SemanticError
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| 25 | #include "Common/utility.h" // for maybeBuild
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| 26 | #include "ExpressionNode.h" // for ExpressionNode
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| 27 | #include "DeclarationNode.h" // for buildList
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| 28 |
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| 29 | using namespace std;
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| 30 |
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| 31 | static ast::ConstructFlag toConstructFlag( bool maybeConstructed ) {
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| 32 | return maybeConstructed ? ast::MaybeConstruct : ast::NoConstruct;
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| 33 | }
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| 34 |
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| 35 | InitializerNode::InitializerNode( ExpressionNode * _expr, bool aggrp, ExpressionNode * des )
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| 36 | : expr( _expr ), aggregate( aggrp ), designator( des ), kids( nullptr ), maybeConstructed( true ), isDelete( false ) {
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| 37 | if ( aggrp )
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| 38 | kids = dynamic_cast< InitializerNode * >( get_next() );
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| 39 |
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| 40 | if ( kids )
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| 41 | set_last( nullptr );
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| 42 | } // InitializerNode::InitializerNode
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| 43 |
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| 44 | InitializerNode::InitializerNode( InitializerNode * init, bool aggrp, ExpressionNode * des )
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| 45 | : expr( nullptr ), aggregate( aggrp ), designator( des ), kids( nullptr ), maybeConstructed( true ), isDelete( false ) {
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| 46 | if ( init )
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| 47 | set_last( init );
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| 48 |
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| 49 | if ( aggrp )
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| 50 | kids = dynamic_cast< InitializerNode * >( get_next() );
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| 51 |
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| 52 | if ( kids )
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| 53 | set_next( nullptr );
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| 54 | } // InitializerNode::InitializerNode
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| 55 |
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| 56 | InitializerNode::InitializerNode( bool isDelete ) : expr( nullptr ), aggregate( false ), designator( nullptr ), kids( nullptr ), maybeConstructed( false ), isDelete( isDelete ) {}
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| 57 |
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| 58 | InitializerNode::~InitializerNode() {
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| 59 | delete expr;
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| 60 | delete designator;
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| 61 | delete kids;
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| 62 | } // InitializerNode::~InitializerNode
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| 63 |
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| 64 | void InitializerNode::print( std::ostream &os, int indent ) const {
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| 65 | os << std::string( indent, ' ' ) << "Initializer expression" << std::endl;
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| 66 | } // InitializerNode::print
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| 67 |
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| 68 | void InitializerNode::printOneLine( std::ostream &os ) const {
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| 69 | if ( ! aggregate ) {
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| 70 | if ( designator ) {
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| 71 | os << "designated by: (";
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| 72 | ExpressionNode *curdes = designator;
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| 73 | while ( curdes != nullptr) {
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| 74 | curdes->printOneLine(os);
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| 75 | curdes = (ExpressionNode *)(curdes->get_next());
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| 76 | if ( curdes ) os << ", ";
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| 77 | } // while
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| 78 | os << ")";
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| 79 | } // if
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| 80 | if ( expr ) expr->printOneLine( os );
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| 81 | } else { // It's an aggregate
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| 82 | os << "[--";
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| 83 | if ( next_init() != nullptr )
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| 84 | next_init()->printOneLine( os );
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| 85 | if (aggregate) os << "--]";
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| 86 | } // if
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| 87 |
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| 88 | InitializerNode *moreInit;
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| 89 | if ( (moreInit = dynamic_cast< InitializerNode * >( get_next() ) ) ) {
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| 90 | moreInit->printOneLine( os );
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| 91 | } // if
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| 92 | } // InitializerNode::printOneLine
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| 93 |
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| 94 | ast::Init * InitializerNode::build() const {
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| 95 | assertf( ! isDelete, "Should not build delete stmt InitializerNode" );
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| 96 | if ( aggregate ) {
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| 97 | // steal designators from children
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| 98 | std::vector<ast::ptr<ast::Designation>> designlist;
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| 99 | InitializerNode * child = next_init();
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| 100 | for ( ; child != nullptr ; child = dynamic_cast< InitializerNode * >( child->get_next() ) ) {
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| 101 | std::deque<ast::ptr<ast::Expr>> desList;
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| 102 | buildList( child->designator, desList );
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| 103 | designlist.push_back(
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| 104 | new ast::Designation( location, std::move( desList ) ) );
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| 105 | } // for
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| 106 | std::vector<ast::ptr<ast::Init>> initlist;
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| 107 | buildList( next_init(), initlist );
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| 108 | return new ast::ListInit( location,
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| 109 | std::move( initlist ),
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| 110 | std::move( designlist ),
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| 111 | toConstructFlag( maybeConstructed )
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| 112 | );
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| 113 | } else if ( get_expression() ) {
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| 114 | assertf( get_expression()->expr, "The expression of initializer must have value" );
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| 115 | return new ast::SingleInit( location,
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| 116 | maybeBuild( get_expression() ),
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| 117 | toConstructFlag( maybeConstructed )
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| 118 | );
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| 119 | } // if
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| 120 | return nullptr;
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| 121 | } // InitializerNode::build
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| 122 |
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| 123 | // Local Variables: //
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| 124 | // tab-width: 4 //
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| 125 | // mode: c++ //
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| 126 | // compile-command: "make install" //
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| 127 | // End: //
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